CN103672061A - Vent valve - Google Patents
Vent valve Download PDFInfo
- Publication number
- CN103672061A CN103672061A CN201210322600.0A CN201210322600A CN103672061A CN 103672061 A CN103672061 A CN 103672061A CN 201210322600 A CN201210322600 A CN 201210322600A CN 103672061 A CN103672061 A CN 103672061A
- Authority
- CN
- China
- Prior art keywords
- valve
- valve block
- flange section
- valve seat
- outlet valve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
- F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded
- F16K17/0433—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded with vibration preventing means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
- F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded
- F16K17/0413—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded in the form of closure plates
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lift Valve (AREA)
Abstract
The invention provides a vent valve which comprises a valve seat (10) and a valve block (20) fixed outside the end face of the valve seat (10). The body of the valve block (20) comprises a connecting section (21), a transitional section (22) and a first flange section (23), the connecting section (21), the transitional section (22) and the flange section (23) are arranged in sequence in the axis direction of the valve block (20), the first flange section (23) abuts against the end face of the valve seat (10), and the distance between the outer edge of the first flange section (23) and the axis of the valve block (20) is gradually increased in the direction opposite to the valve seat (10). The problem that the reliability of the vent valve is lowered due to the fact that the valve block of the vent valve is prone to being broken under the high load work condition in the prior art is effectively solved.
Description
Technical field
The present invention relates to Compressor Technology field, in particular to a kind of outlet valve.
Background technique
The outlet valve that prior art cathetus compressor uses generally adopts polyether-ether-ketone valve (PEEK valve).Polyether-ether-ketone valve main component is polyether-ether-ketone, and this Tensile strength is low.Be illustrated in figure 1 the valve block 20 ' structure of outlet valve in prior art, wherein, valve block 20 ' is identical apart from the distance of the axis of valve block with the outward edge of the flange section 23 ' of the edge side part of the valve seat contact of outlet valve, and flange section 23 ' is more limited towards the surface area ratio of valve seat.Because the tensile strength of polyether-ether-ketone valve material is low, the valve block of this outlet valve is easily fracture under high load operating conditions, causes the reliability decrease of outlet valve.
Summary of the invention
The present invention aims to provide a kind of outlet valve, to solve the problem that causes the reliability decrease of outlet valve in prior art due to valve block easy fracture under high load operating conditions of outlet valve.
To achieve these goals, the invention provides a kind of outlet valve, comprise valve seat and be fixed on the valve block outside the end face of valve seat, the body of valve block comprises linkage section, changeover portion and the first flange section that valve block axial direction sets gradually, the end face butt of the first flange section and valve seat, the outward edge of the first flange section increases along the direction of valve seat dorsad gradually apart from the distance of the axis of valve block.
Further, the body of valve block also comprises the second flange section, and the second flange section is arranged between changeover portion and the first flange section, and the external diameter of the second flange section edge dorsad direction of valve seat reduces gradually.
Further, the outward edge of changeover portion reduces along the direction of valve seat dorsad gradually apart from the distance of the axis of valve block.
Further, the side towards linkage section of changeover portion is formed with the stepped part around linkage section.
Further, outlet valve also comprises: supporting element, and be fixedly connected on valve seat and also and between valve seat form receiving cavity, valve block is arranged in receiving cavity; Elastic member, is arranged between supporting element and valve block, makes valve block end face and valve seat laminating.
Further, elastic member is spring, and elastic member first end is fixedly connected with supporting element, the second end is fixedly connected with valve block.
Further, spring is cylindrical spring.
Further, spring is volute spring.
Further, outlet valve also comprises valve gap, and valve gap is located on supporting element and together with supporting element and is fixedly connected on valve seat.
Further, add glass fibre or carbon fiber in the material of valve block, wherein, the content of glass fibre or carbon fiber is 5%-30%.
Apply technological scheme of the present invention, outlet valve comprises valve seat and is fixed on the valve block of the end face of valve seat, the body of valve block comprises linkage section, changeover portion and the first flange section that valve block axial direction sets gradually, the end face butt of the first flange section and valve seat, the outward edge of the first flange section increases along the direction of valve seat dorsad gradually apart from the distance of the axis of valve block.Outward edge than the flange section of the valve block of outlet valve in prior art is identical apart from the distance of the axis of valve block, the edge surface of the first flange section of outlet valve is increased progressively to setting, increased like this surface area of valve block towards valve seat, when valve block and valve seat are clashed into, impact force is cushioned in edge, effectively reduce the impact force that valve block is subject to, avoided like this causing due to valve block fracture the problem of the reliability decrease of outlet valve.
Accompanying drawing explanation
The Figure of description that forms the application's a part is used to provide a further understanding of the present invention, and schematic description and description of the present invention is used for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 shows the structural representation of the valve block of outlet valve of the prior art;
Fig. 2 shows the first embodiment's of outlet valve of the present invention internal structure schematic diagram;
Fig. 3 shows the structural representation of valve block of the outlet valve of Fig. 2;
Fig. 4 shows the structural representation of valve block of the outlet valve of the second embodiment of the present invention;
Fig. 5 shows the structural representation of valve block of the outlet valve of the third embodiment of the present invention;
Fig. 6 shows the structural representation of valve block of the outlet valve of the fourth embodiment of the present invention.
Embodiment
It should be noted that, in the situation that not conflicting, embodiment and the feature in embodiment in the application can combine mutually.Describe below with reference to the accompanying drawings and in conjunction with the embodiments the present invention in detail.
The invention provides the first embodiment of outlet valve, specifically referring to Fig. 2 and Fig. 3, outlet valve comprises valve seat 10 and is fixed on the valve block 20 outside the end face of valve seat 10, the body of valve block 20 comprises linkage section 21, changeover portion 22 and the first flange section 23 that valve block 20 axial directions set gradually, the end face butt of the first flange section 23 and valve seat 10, the outward edge of the first flange section 23 increases along the direction of valve seat 10 dorsad gradually apart from the distance of the axis of valve block 20.
External diameter than the flange section of the valve block of outlet valve in prior art is identical, the edge external diameter of the first flange section of outlet valve is increased progressively to setting, increased like this surface area of valve block towards valve seat, when valve block and valve seat are clashed into, impact force is cushioned in edge, effectively reduce the impact force that valve block is subject to, avoided like this causing due to valve block fracture the problem of the reliability decrease of outlet valve.
The body of valve block 20 also comprises that the second flange section 24, the second flange sections 24 are arranged between changeover portion 22 and the first flange section 23, and the external diameter of the second flange section 24 edge dorsad direction of valve seat 10 reduces gradually.Wherein, the first flange section 23 is semicircular arc surface along circumferential edge surface and the second flange section 24 along circumferential edge surface formation cross section.
Further preferably, the outward edge of changeover portion 22 reduces along the direction of valve seat 10 dorsad apart from the distance of the axis of valve block 20 the present embodiment gradually.A side towards linkage section 21 of changeover portion 22 is formed with the stepped part around linkage section 21.Stepped part, for fixing spring, is conducive to PEEK valve moulding by casting simultaneously.
Outlet valve also comprises supporting element 30 and elastic member 40, supporting element 30 be fixedly connected on valve seat 10 and and valve seat 10 between form receiving cavity, valve block 20 is arranged in receiving cavity, elastic member 40 is arranged between supporting element 30 and valve block 20, make valve block 20 and valve seat 10 laminatings, valve block 20 is to bias voltage on valve seat 10.Elastic member 40 is spring, and elastic member 40 first ends are fixedly connected with supporting element 30, the second end is fixedly connected with valve block 20.Spring is selected volute spring or cylindrical spring, and wherein, volute spring is most preferred.
Outlet valve also comprises valve gap 50, and valve gap 50 is located on supporting element 30 and together with supporting element 30 and is fixedly connected on valve seat 10.In the present embodiment, in the material of the valve block 20 of outlet valve, also add the intensity that glass fibre has been strengthened valve block 20, the material that those skilled in the art also can select other to gain in strength, such as carbon fiber etc., wherein, the content of glass fibre or carbon fiber is 5%-30% for most preferably.
The present invention also provides the second embodiment of outlet valve, in the second embodiment, the valve structure of outlet valve is specifically referring to Fig. 4, the valve structure of the present embodiment and the difference of above-described embodiment are only, the first flange section 23 is arc surface along circumferential edge surface and the second flange section 24 along circumferential edge surface, between the first flange section 23 and the second flange section 24, is wherein cylindrical section.The technique effect that the present embodiment is realized is identical with the first embodiment, repeats no more herein.
The present invention also provides the 3rd embodiment of outlet valve, in the 3rd embodiment, the valve structure of outlet valve is specifically referring to Fig. 5, the valve structure of the present embodiment and above-mentioned the first embodiment's difference is only, the outward edge of the first flange section 23 increases by being linear along the direction of valve seat 10 dorsad apart from the distance of the axis of valve block 20, and the first flange section 23 forms the conical surface along circumferential edge surface; The outward edge of the second flange section 24 is constant apart from the distance of the axis of valve block 20, and the second flange section 24 forms cylndrical surface along circumferential edge surface.The technique effect that the present embodiment is realized is identical with the first embodiment, repeats no more herein.
The present invention also provides the 4th embodiment of outlet valve, in the 4th embodiment, the valve structure of outlet valve is specifically referring to Fig. 6, the valve structure of the present embodiment and the 3rd embodiment's difference is only, the outward edge of the second flange section 24 is linearity apart from the distance of the axis of valve block 20 along the direction of valve seat 10 dorsad and reduces, and the second flange section 24 forms the conical surface along circumferential edge surface.The technique effect that the present embodiment is realized is identical with the 3rd embodiment, repeats no more herein.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (10)
1. an outlet valve, comprise valve seat (10) and be fixed on the valve block (20) of the end of described valve seat (10), it is characterized in that, the body of described valve block (20) comprises linkage section (21), changeover portion (22) and the first flange section (23) that described valve block (20) axial direction sets gradually, the end face butt of described the first flange section (23) and described valve seat (10), the distance edge of the axis of the outward edge described valve block of distance (20) of described the first flange section (23) the dorsad direction of described valve seat (10) increases gradually.
2. outlet valve according to claim 1, it is characterized in that, the body of described valve block (20) also comprises the second flange section 24), described the second flange section (24) is arranged between described changeover portion (22) and described the first flange section (23), and the external diameter of described the second flange section (24) the edge dorsad direction of described valve seat (10) reduces gradually.
3. outlet valve according to claim 1, is characterized in that, the distance edge of the axis of the outward edge described valve block of distance (20) of described changeover portion (22) the dorsad direction of described valve seat (10) reduces gradually.
4. outlet valve according to claim 3, is characterized in that, the side towards described linkage section (21) of described changeover portion (22) is formed with the stepped part around described linkage section (21).
5. outlet valve according to claim 1, is characterized in that, described outlet valve also comprises:
Supporting element (30), be fixedly connected on described valve seat (10) upper and and described valve seat (10) between form receiving cavity, described valve block (20) is arranged in described receiving cavity;
Elastic member (40), is arranged between described supporting element (30) and described valve block (20), makes described valve block (20) and described valve seat (10) laminating.
6. outlet valve according to claim 5, is characterized in that, described elastic member (40) is spring, and described elastic member (40) first end is fixedly connected with supporting element (30), the second end is fixedly connected with described valve block (20).
7. outlet valve according to claim 6, is characterized in that, described spring is cylindrical spring.
8. outlet valve according to claim 6, is characterized in that, described spring is volute spring.
9. according to the outlet valve described in any one in claim 6 to 8, it is characterized in that, described outlet valve also comprises valve gap (50), and described valve gap (50) is located at described supporting element (30) above and is fixedly connected on described valve seat (10) together with described supporting element (30).
10. outlet valve according to claim 1, is characterized in that, in the material of described valve block (20), adds glass fibre or carbon fiber, and wherein, the content of glass fibre or carbon fiber is 5%-30%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210322600.0A CN103672061A (en) | 2012-09-03 | 2012-09-03 | Vent valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210322600.0A CN103672061A (en) | 2012-09-03 | 2012-09-03 | Vent valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103672061A true CN103672061A (en) | 2014-03-26 |
Family
ID=50310465
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210322600.0A Pending CN103672061A (en) | 2012-09-03 | 2012-09-03 | Vent valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103672061A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105257512A (en) * | 2015-11-12 | 2016-01-20 | 珠海格力节能环保制冷技术研究中心有限公司 | Gas exhaust valve device, compressor and heat exchange equipment |
| CN106855145A (en) * | 2015-12-09 | 2017-06-16 | 北京谊安医疗系统股份有限公司 | A kind of valve casing for safe valve exhaust |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2754672A1 (en) * | 1977-06-17 | 1979-01-25 | Dizelnyj Z Dvigatel Revoljucii | VALVE FOR PISTON COMPRESSORS AND PUMPS |
| JPH1122842A (en) * | 1997-07-04 | 1999-01-26 | Karatsu Valve Kogyo Kk | Check valve for centrifugal pump |
| JP2001323881A (en) * | 2000-05-16 | 2001-11-22 | Hitachi Ltd | Compressor |
| CN1380945A (en) * | 2000-05-29 | 2002-11-20 | Lg电子株式会社 | Discharge valve apparatus for reciprocating compressor |
| KR20050051486A (en) * | 2003-11-27 | 2005-06-01 | 엘지전자 주식회사 | Reciprocating compressor |
| CN1626801A (en) * | 2003-12-12 | 2005-06-15 | 乐金电子(天津)电器有限公司 | Supporting set for discharge valve reciprocal movement type compressor |
| CN2779167Y (en) * | 2004-12-17 | 2006-05-10 | 刘起 | Blast furnace roof coal gas pressure equalizing valve |
| KR20100112480A (en) * | 2009-04-09 | 2010-10-19 | 엘지전자 주식회사 | Discharge valve assembly for linear compressor |
| CN102348919A (en) * | 2009-03-16 | 2012-02-08 | 阿尔特弥斯智能动力有限公司 | Electronically controlled valves |
-
2012
- 2012-09-03 CN CN201210322600.0A patent/CN103672061A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2754672A1 (en) * | 1977-06-17 | 1979-01-25 | Dizelnyj Z Dvigatel Revoljucii | VALVE FOR PISTON COMPRESSORS AND PUMPS |
| JPH1122842A (en) * | 1997-07-04 | 1999-01-26 | Karatsu Valve Kogyo Kk | Check valve for centrifugal pump |
| JP2001323881A (en) * | 2000-05-16 | 2001-11-22 | Hitachi Ltd | Compressor |
| CN1380945A (en) * | 2000-05-29 | 2002-11-20 | Lg电子株式会社 | Discharge valve apparatus for reciprocating compressor |
| KR20050051486A (en) * | 2003-11-27 | 2005-06-01 | 엘지전자 주식회사 | Reciprocating compressor |
| CN1626801A (en) * | 2003-12-12 | 2005-06-15 | 乐金电子(天津)电器有限公司 | Supporting set for discharge valve reciprocal movement type compressor |
| CN2779167Y (en) * | 2004-12-17 | 2006-05-10 | 刘起 | Blast furnace roof coal gas pressure equalizing valve |
| CN102348919A (en) * | 2009-03-16 | 2012-02-08 | 阿尔特弥斯智能动力有限公司 | Electronically controlled valves |
| KR20100112480A (en) * | 2009-04-09 | 2010-10-19 | 엘지전자 주식회사 | Discharge valve assembly for linear compressor |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105257512A (en) * | 2015-11-12 | 2016-01-20 | 珠海格力节能环保制冷技术研究中心有限公司 | Gas exhaust valve device, compressor and heat exchange equipment |
| CN106855145A (en) * | 2015-12-09 | 2017-06-16 | 北京谊安医疗系统股份有限公司 | A kind of valve casing for safe valve exhaust |
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Application publication date: 20140326 |
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| RJ01 | Rejection of invention patent application after publication |